27367253369 has 2 divisors, whose sum is σ = 27367253370. Its totient is φ = 27367253368.

The previous prime is 27367253357. The next prime is 27367253387. The reversal of 27367253369 is 96335276372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25016167225 + 2351086144 = 158165^2 + 48488^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27367253369 is a prime.

It is a super-2 number, since 2×27367253369² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27367253369.

It is not a weakly prime, because it can be changed into another prime (27367253399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13683626684 + 13683626685.

It is an arithmetic number, because the mean of its divisors is an integer number (13683626685).

Almost surely, 2^27367253369 is an apocalyptic number.

It is an amenable number.

27367253369 is a deficient number, since it is larger than the sum of its proper divisors (1).

27367253369 is an equidigital number, since it uses as much as digits as its factorization.

27367253369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8573040, while the sum is 53.

The spelling of 27367253369 in words is "twenty-seven billion, three hundred sixty-seven million, two hundred fifty-three thousand, three hundred sixty-nine".